Issued Patents All Time
Showing 176–200 of 252 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4745738 | Cleaning arrangement for open-end friction spinning machine | — | 1988-05-24 |
| 4715177 | Attachment device for an opening roller and a method for using the attachment device | — | 1987-12-29 |
| 4704860 | Fiber feed arrangement for open-end friction spinning machines | — | 1987-11-10 |
| 4704857 | Open-end friction spinning machine provided with devices for monitoring friction characteristics and conditioning spinning surfaces | — | 1987-11-10 |
| 4691509 | Open-end friction spinning machine | — | 1987-09-08 |
| 4677819 | Method and apparatus for operating an open-end friction spinning machine | — | 1987-07-07 |
| 4677815 | Friction roller for open-end friction spinning | — | 1987-07-07 |
| 4677820 | Suction control arrangement for open-end friction spinning | — | 1987-07-07 |
| 4676060 | Open-end spinning machine with a plurality of spinning units having a movable maintenance device | Hans Stahlecker | 1987-06-30 |
| 4676673 | Bearing disk construction for supporting a spinning rotor shaft of an open-end spinning machine | Werner Zott | 1987-06-30 |
| 4672803 | Arrangement for open-end friction spinning | Wolfgang Feuchter | 1987-06-16 |
| 4667464 | Bearing and driving arrangement for a spinning rotor of an open-end spinning machine | Wolfgang Feuchter, Dieter G/o/ tz, Friedbert Schmid, Werner Zott | 1987-05-26 |
| 4662167 | Spinning machine maintenance unit with fly catching needle | — | 1987-05-05 |
| 4662168 | Pneumatic yarn control arrangement for open-end friction spinning | Hans Stahlecker | 1987-05-05 |
| 4660372 | Driving arrangement for open-end friction spinning machines | — | 1987-04-28 |
| 4656826 | Apparatus for open-end friction spinning | — | 1987-04-14 |
| 4653265 | Open-end spinning machine having a plurality of spinning units and a movable servicing apparatus | Hans Raasch | 1987-03-31 |
| 4653264 | Arrangement for open-end friction spinning | Kurt Lang | 1987-03-31 |
| 4653263 | Process for piecing yarn on an open end spinning machine | Hans Stahlecker | 1987-03-31 |
| 4646389 | Fitting for opening rollers | Hans Stahlecker | 1987-03-03 |
| 4638626 | Fiber feed channel arrangement for open end friction spinning machine | Hans Stahlecker | 1987-01-27 |
| 4628685 | Yarn piecing arrangement for an open-end friction spinning machine | Heinz Merkel | 1986-12-16 |
| 4628680 | Spinning machine with a plurality of spinning units | — | 1986-12-16 |
| 4627230 | Open-end friction spinning machine | — | 1986-12-09 |
| 4617792 | Air flow control arrangement for an open-end friction spinning machine | — | 1986-10-21 |